package com.example.hotel.service;

import com.example.hotel.entity.Orders;
import com.example.hotel.vo.OrdersVO;

import java.util.List;

public interface OrdersService {
    int addOrder(Orders o);
    int updateOrdersState( int orderId, String state);
    List<OrdersVO> getAllOrders();
    int deleteOrder(int order_id);
}
